并列题名：Comparative analysis of the securities law enforcement regime in China and the United States Comparative analysis of the securities law enforcement regime in China and the United States 并列题名：Comparative study of social assistance system between China and the United States 并列题名：Comparative study on the current status and reform of death penalty systems in China and the United States comparative analysis between China and the United States comparative study of climate change strategy between China and the United States Comparative study of social assistance system between China and the United States 并列题名：Comparative study on urban law enforcement systems in Guangdong and Macao Comparative study of system for land expropriation between China and the United States a comparative study of the legal profession in Germany and the United States